From 39d10e03df3290d60031a6aedf4b53eb5a04e216 Mon Sep 17 00:00:00 2001
From: "M. Liebmann" <tuxcode.bbg@gmail.com>
Date: Mon, 14 Sep 2015 17:11:40 +0200
Subject: [PATCH] CLuaInstance: Add script function 'setActive' to enable or
 disable...

...individual menu items.

 - Set Lua api version to 1.2
---
 src/gui/luainstance.cpp | 23 +++++++++++++++++++++++
 src/gui/luainstance.h   |  3 ++-
 2 files changed, 25 insertions(+), 1 deletion(-)

diff --git a/src/gui/luainstance.cpp b/src/gui/luainstance.cpp
index cbb48298a..bce5ba23f 100644
--- a/src/gui/luainstance.cpp
+++ b/src/gui/luainstance.cpp
@@ -1050,6 +1050,7 @@ void CLuaInstance::MenuRegister(lua_State *L)
 		{ "addItem", CLuaInstance::MenuAddItem },
 		{ "exec", CLuaInstance::MenuExec },
 		{ "hide", CLuaInstance::MenuHide },
+		{ "setActive", CLuaInstance::MenuSetActive },
 		{ "__gc", CLuaInstance::MenuDelete },
 		{ NULL, NULL }
 	};
@@ -1272,6 +1273,28 @@ int CLuaInstance::MenuAddKey(lua_State *L)
 	return 0;
 }
 
+int CLuaInstance::MenuSetActive(lua_State *L)
+{
+	CLuaMenu *m = MenuCheck(L, 1);
+	if (!m)
+		return 0;
+	lua_assert(lua_istable(L, 2));
+
+	lua_Integer id;	tableLookup(L, "item", id);
+	bool activ;	tableLookup(L, "activ", activ);
+
+	CMenuItem* item = NULL;
+	for (itemmap_iterator_t it = m->itemmap.begin(); it != m->itemmap.end(); ++it) {
+		if (it->first == id) {
+			item = it->second;
+			break;
+		}
+	}
+	if (item)
+		item->setActive(activ);
+	return 0;
+}
+
 int CLuaInstance::MenuAddItem(lua_State *L)
 {
 	CLuaMenu *m = MenuCheck(L, 1);
diff --git a/src/gui/luainstance.h b/src/gui/luainstance.h
index f19b86faf..1dc3d4f1f 100644
--- a/src/gui/luainstance.h
+++ b/src/gui/luainstance.h
@@ -34,7 +34,7 @@ extern "C" {
 #include <vector>
 
 #define LUA_API_VERSION_MAJOR 1
-#define LUA_API_VERSION_MINOR 1
+#define LUA_API_VERSION_MINOR 2
 
 /* this is stored as userdata in the lua_State */
 struct CLuaData
@@ -243,6 +243,7 @@ private:
 	static int MenuHide(lua_State *L);
 	static int MenuExec(lua_State *L);
 	static CLuaMenu *MenuCheck(lua_State *L, int n);
+	static int MenuSetActive(lua_State *L);
 
 	void HintboxRegister(lua_State *L);
 	static int HintboxNew(lua_State *L);